Jeff And Marieke Rothschild Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Jeff And Marieke Rothschild Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 83-4574297

Foundation Overview

Based in Palo Alto, CA, Jeff And Marieke Rothschild Foundation has awarded 57 grants totaling $89,084,758 to organizations in Kentucky, California and 10 other states across the US. Individual grants range from $40,000 to $8,114,245, with a median award of $285,000.

Latest Tax Year
2024
Total Giving (all years)
$89,084,758
Total Assets
$428,171,594
Median Grant (all grants)
$285,000

Latest Form 990-PF Snapshot

Total Grants
18
Median Grant
$1,000,000
% Median Grant Growth
+251% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: March 2026

Foundation Intelligence

Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies

New Applicant Friendliness
Balanced Approach: 50%

9 of 18 recipients (50%) were new grantees. Foundation maintains loyal partnerships while remaining open to qualified new applicants with strong proposals.

Geographic Focus
California

42% of grants are awarded in California, with additional funding distributed across 11 other locations. The foundation balances regional focus with broader geographic diversity. Within California, funding concentrates in Santa Cruz (33%), San Francisco (25%), San Jose (17%).

Funding Trajectory
+12030%

Strong 12030% growth in annual giving over 4 years indicates expanding philanthropic capacity and increasing opportunities for grant seekers. This upward trajectory suggests growing foundation resources and commitment.

Program Areas
General Purposes + 4 others

Diversified giving across multiple program areas with primary emphasis on general purposes (48%). This broad approach suggests openness to various causes and innovative cross-sector solutions.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into Jeff And Marieke Rothschild Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.

Name Amount Location Purpose Year
Avina Americas Inc $1,000,000 Washington, DC, US Mapbiomas Work On Climate 2024
Clean Slate Initiative Inc $1,000,000 Orlando, FL, US Audacious Project 2024
Every Cure Inc $1,000,000 New York, NY, US Ai Platform For Drug Repurposing 2024
Food For Education Foundation Inc $1,600,000 New York, NY, US School Feeding Programs In Africa 2024
Great Barrier Reef Foundation Usa Inc $500,000 Washington, DC, US Solutions For Protecting Coral Reefs 2024
Human Rights Watch Inc $1,000,000 New York, NY, US General Support 2024
Inkomoko $100,000 Clinton, WA, US Improve Lives In Ethiopia, Kenya And South Sudan 2024
Kenyan Kids Foundation $150,000 Louisville, KY, US Transcend Running Academy 2024
Kenyan Kids Foundation $250,000 Louisville, KY, US Co-operative Dairy Development Project 2024
Land Trust Of Santa Cruz County $1,000,000 Santa Cruz, CA, US General Support 2024
Lifespan Extension Advocacy Foundation Inc $263,000 Seaford, NY, US Rapamycin And Exercise Performance For Longevity Research Project 2024
National Philanthropic Trust $2,000,000 Jenkintown, PA, US Iconiq Impact Ocean Co-lab 2024
Np2 $250,000 Greenbrae, CA, US General Support 2024
President & Trustees Of Colby College $5,000,000 Waterville, ME, US Residence Hall/residence Life 2024
Rainbow World Fund $1,000,000 San Francisco, CA, US General Support 2024
Rewild $2,500,000 Austin, TX, US Guafo Island Project 2024
Second Harvest Of Silicon Valley $5,500,000 San Jose, CA, US Capital Campaign/operating Support 2024
University Of California San Francisco Foundation $5,000,000 San Francisco, CA, US Parnassus Campus And Operations 2024
Fiat Lux Foundation $200,000 Palo Alto, CA, US General Support 2023
Human Rights Watch Inc $300,000 New York, NY, US General Support & Life Without Parole Project 2023
Human Rights Watch Inc $100,000 New York, NY, US Voices For Justice Silicon Valley Celebration 2023
Kenyan Kids Foundation $285,000 Louisville, KY, US Transcend Running Academy 2023
Kenyan Kids Foundation $90,000 Louisville, KY, US Co-operative Dairy Development Project 2023
Life Lab Science Program $1,000,000 Santa Cruz, CA, US Giant Steps: Growing More Scientists & Environmental Stewards Campaign 2023
Montefiore Medical Center $250,000 Bronx, NY, US Alzheimer's Disease Research 2023
National Philanthropic Trust $2,000,000 Jenkintown, PA, US Iconiq Impact Ocean Co-lab 2023
New Venture Fund $1,000,000 Washington, DC, US Clean Slate Initiative 2023
Nextgen Climate America Inc $250,000 Sacramento, CA, US Civic Space Foundation Project 2023
Np2 $200,000 Greenbrae, CA, US General Support 2023
Rainbow World Fund $1,500,000 San Francisco, CA, US Americans For Afghans Campaign 2023
San Francisco Opera Association $5,000,000 San Francisco, CA, US General Support 2023
Santa Cruz Mountains Trail Stewardship $250,000 Santa Cruz, CA, US General Support 2023
Second Harvest Of Silicon Valley $7,100,000 San Jose, CA, US Capital Campaign/operating Support 2023
The Americas Hepato-pancreato-biliary Foundation Inc $182,400 Prairie Village, KS, US Latin American Hpb Surgery Fellowship 2023
University Of California San Francisco Foundation $150,000 San Francisco, CA, US Chancellor's Circle 2023
University Of California San Francisco Foundation $5,000,000 San Francisco, CA, US Parnassus Campus And Operations 2023
Vanderbilt University $5,000,000 Nashville, TN, US General Support 2023
Fiat Lux Foundation $125,000 Palo Alto, CA, US Kenya Cherangany Hills Eye Hospital 2022
Kenyan Kids Foundation $200,000 Louisville, KY, US School Feeding Program 2022
Kenyan Kids Foundation $75,000 Louisville, KY, US Transcend Running Academy 2022
Kenyan Kids Foundation $196,866 Louisville, KY, US Efficient And Sustainable Milk Processing 2022
Land Trust Of Santa Cruz County $8,114,245 Santa Cruz, CA, US Nature Conservation 2022
Santa Cruz Mountains Trail Stewardship $250,000 Santa Cruz, CA, US Cotoni-coast Dairies Project 2022
Second Harvest Of Silicon Valley $5,500,000 San Jose, CA, US Capital Campaign/operating Support 2022
The Wild Foundation $325,000 Boulder, CO, US Bay Of Life Project 2022
Fiat Lux Foundation $125,000 Palo Alto, CA, US Kenya Cherangany Hills Eye Hospital 2022
Kenyan Kids Foundation $200,000 Louisville, KY, US School Feeding Program 2022
Kenyan Kids Foundation $75,000 Louisville, KY, US Transcend Running Academy 2022
Kenyan Kids Foundation $196,866 Louisville, KY, US Efficient And Sustainable Milk Processing 2022
Land Trust Of Santa Cruz County $8,114,245 Santa Cruz, CA, US Nature Conservation 2022
Santa Cruz Mountains Trail Stewardship $250,000 Santa Cruz, CA, US Cotoni-coast Dairies Project 2022
Second Harvest Of Silicon Valley $5,500,000 San Jose, CA, US Capital Campaign/operating Support 2022
The Wild Foundation $325,000 Boulder, CO, US Bay Of Life Project 2022
Kenyan Kids Foundation $200,000 Louisville, KY, US Trans Nzoia School Feeding Program 2021
Land Trust Of Santa Cruz County $102,136 Santa Cruz, CA, US Nature Conservation 2021
Kenyan Kids Foundation $200,000 Louisville, KY, US Trans Nzoia School Feeding Program 2020
Kenyan Kids Foundation $40,000 Louisville, KY, US Dairy Project 2020

Foundations Similar to Jeff And Marieke Rothschild Foundation

Discover 5 foundations with comparable assets ($359,668,910-$504,817,673), similar grant patterns, and geographic focus in CA that may also align with your organization's funding needs and grant seeking strategy.

Foundation Name Total Assets Typical Grant Size Service Area Similarity Match

EIN: 30-6284987 | 277 grants awarded
$407,547,808
(≈ Similar)
$350,000
median grant
Redwood City, CA
Same state
98%
Excellent match

EIN: 20-1063909 | 234 grants awarded
$461,385,239
(≈ Similar)
$289,750
median grant
Palo Alto, CA
Same state
96%
Excellent match

EIN: 95-4094426 | 29 grants awarded
$386,757,114
(≈ Similar)
$250,000
median grant
Newport Beach, CA
Same state
95%
Excellent match

EIN: 94-3352261 | 20 grants awarded
$359,668,910
(≈ Similar)
$563,000
median grant
Novato, CA
Same state
92%
Excellent match

EIN: 81-4503596 | 489 grants awarded
$504,817,673
(≈ Similar)
$257,400
median grant
San Francisco, CA
Same state
91%
Excellent match

Contact Information

Official contact details for Jeff And Marieke Rothschild Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 83-4574297
Website N/A
Address 314 LYTTON AVE Palo Alto, CA 94301-0000

Key People (3)

Board members, trustees, and key staff who oversee Jeff And Marieke Rothschild Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

Co-president/director Jeff Rothschild
Co-president/director Marieke Rothschild
Treasurer/secretary Rakesh Mehta

Forms 990-PF

IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.

Form 990-PF Research Tips
  • Review Part XV for detailed grant recipient information and funding purposes
  • Check Part I for total assets, annual giving amounts, and payout requirements
  • Examine Part VIII for key personnel compensation and board structure
  • Look for trends across multiple years to understand giving patterns

About This Foundation Profile

This comprehensive foundation profile for Jeff And Marieke Rothschild Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.

Data Sources & Accuracy

All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.

Research Applications

Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.

Data Currency: Last updated March 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.